wifi: mac80211: add set_active_links variant not locking sdata
There are cases where keeping sdata locked for an operation. Add a variant that does not take sdata lock to permit these usecases. Signed-off-by: Benjamin Berg <benjamin.berg@intel.com> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
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@ -2034,6 +2034,7 @@ void ieee80211_link_stop(struct ieee80211_link_data *link);
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int ieee80211_vif_set_links(struct ieee80211_sub_if_data *sdata,
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u16 new_links, u16 dormant_links);
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void ieee80211_vif_clear_links(struct ieee80211_sub_if_data *sdata);
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int __ieee80211_set_active_links(struct ieee80211_vif *vif, u16 active_links);
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/* tx handling */
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void ieee80211_clear_tx_pending(struct ieee80211_local *local);
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@ -447,14 +447,14 @@ static int _ieee80211_set_active_links(struct ieee80211_sub_if_data *sdata,
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return 0;
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}
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int ieee80211_set_active_links(struct ieee80211_vif *vif, u16 active_links)
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int __ieee80211_set_active_links(struct ieee80211_vif *vif, u16 active_links)
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{
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struct ieee80211_sub_if_data *sdata = vif_to_sdata(vif);
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struct ieee80211_local *local = sdata->local;
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u16 old_active;
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int ret;
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sdata_lock(sdata);
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sdata_assert_lock(sdata);
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mutex_lock(&local->sta_mtx);
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mutex_lock(&local->mtx);
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mutex_lock(&local->key_mtx);
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@ -476,6 +476,17 @@ int ieee80211_set_active_links(struct ieee80211_vif *vif, u16 active_links)
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mutex_unlock(&local->key_mtx);
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mutex_unlock(&local->mtx);
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mutex_unlock(&local->sta_mtx);
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return ret;
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}
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int ieee80211_set_active_links(struct ieee80211_vif *vif, u16 active_links)
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{
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struct ieee80211_sub_if_data *sdata = vif_to_sdata(vif);
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int ret;
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sdata_lock(sdata);
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ret = __ieee80211_set_active_links(vif, active_links);
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sdata_unlock(sdata);
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return ret;
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